National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

South Dennis MA

  • Overnight

    Overnight: Partly cloudy, with a low around 21. North wind around 6 mph.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 32. Northwest wind around 6 mph becoming calm in the afternoon.

    High: 32 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Light west wind.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 35. West wind 5 to 8 mph.

    High: 35 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22. Light west wind becoming northwest 5 to 9 mph in the evening.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 32. North wind 5 to 9 mph.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Light and variable wind.

    Low: 24 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 37. Southeast wind 5 to 7 mph.

    High: 37 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. Southeast wind around 6 mph.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 21. North wind around 6 mph.
Friday
Sunny, with a high near 32. Northwest wind around 6 mph becoming calm in the afternoon.
Friday Night
Partly cloudy, with a low around 21. Light west wind.
Saturday
Mostly sunny, with a high near 35. West wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 22. Light west wind becoming northwest 5 to 9 mph in the evening.
Sunday
Sunny, with a high near 32. North wind 5 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 24. Light and variable wind.
Washington's Birthday
Mostly sunny, with a high near 37. Southeast wind 5 to 7 mph.
Monday Night
Mostly cloudy, with a low around 30. Southeast wind around 6 mph.
Tuesday
Partly sunny, with a high near 40. Southwest wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 30. West wind 5 to 7 mph.
Wednesday
A chance of rain. Mostly cloudy, with a high near 41. Southwest wind around 8 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Southwest wind 7 to 9 mph becoming northwest after midnight. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 39. North wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Dennis MA
 41.69°N 70.16°W (Elev. 7 ft)
Last Update:
12:31 am EST Feb 13, 2026
Forecast Valid:
1am EST Feb 13, 2026-6pm EST Feb 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation